/Engine/Source/Runtime/Experimental/Chaos/Public/Chaos/PBDRigidClustering.h
FindClosestChild Find the closest child of an active cluster from a world position current implementation will pick the closest based on the distance from the center future implementation may expose option for more precise queries
[FPBDRigidParticleHandle](API\Runtime\Chaos\Chaos\FPBDRigidParticleHandle) * FindClosestChild ( const [FPBDRigidClusteredParticleHandle](API\Runtime\Chaos\Chaos\FPBDRigidClusteredParticleHandle) * ClusteredParticle, const [FVec3](API\Runtime\ChaosCore\Chaos\FVec3) & WorldLocation ) const